1. Input Devices - used to input audio data, video data, graphics and control signals into the computer
1.1. Keyboard Benefits - standard input device, included with each computer Challenges - none
1.2. Trackball Benefits - more precise control, well-suited for those with limited arm mobility Challenges - might require a USB hub depending on other devices in use.
1.3. Mouse Benefits - standard input device, included with each computer Challenges - none
1.4. Scanner Benefits - allows for quick digitization of any external graphics Challenges - cost
1.5. Microphone Benefits - allows for easy recording of audio information, input for text/speech applications Challenges - might require a separate audio interface depending on the computers in use.
1.6. Digital Videocam Benefits - easy capture of any activities involving the class Challenges - cost
2. Output Devices - used to present information from the computer in audio, video and graphic formats
2.1. Monitor Benefits - standard output device, included with each computer Challenges - none
2.2. Printer Benefits - standard output device, quickly generate class materials for all students Challenges - possible physical space limitations
2.3. Speakers Benefits - greater fidelity and volume than built-in computer speakers Challenges - potential space limitations.
2.4. Headphones Benefits - allow for private study session on a computer station Challenges - requires multiple units so all students requiring private study can be served.
